Upper portion of a container



FIG. 1 is a perspective view of an upper portion of a container, embodying our new design;

FIG. 2 is a right side elevational view thereof;

FIG. 3 is a top view thereof;

FIG. 4 is a front elevational view thereof;

FIG. 5 is a left side elevational view thereof; and,

FIG. 6 is a rear elevational view thereof.

The broken lines shown in the figures are for illustrative purposes only, and form no part of the claimed invention. 

The ornamental design for an upper portion of a container, as shown and described. 